DE60122953D1 - Lens drive device for a turntable - Google Patents

Lens drive device for a turntable

Info

Publication number
DE60122953D1
DE60122953D1 DE60122953T DE60122953T DE60122953D1 DE 60122953 D1 DE60122953 D1 DE 60122953D1 DE 60122953 T DE60122953 T DE 60122953T DE 60122953 T DE60122953 T DE 60122953T DE 60122953 D1 DE60122953 D1 DE 60122953D1
Authority
DE
Germany
Prior art keywords
turntable
drive device
lens drive
lens
drive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60122953T
Other languages
German (de)
Other versions
DE60122953T2 (en
Inventor
Jun Suzuki
Katsumi Ishii
Eiji Kuroki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pioneer Corp
Original Assignee
Pioneer Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Corp filed Critical Pioneer Corp
Publication of DE60122953D1 publication Critical patent/DE60122953D1/en
Application granted granted Critical
Publication of DE60122953T2 publication Critical patent/DE60122953T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0932—Details of sprung supports
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
DE60122953T 2000-02-09 2001-02-07 Lens drive device for a turntable Expired - Lifetime DE60122953T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000032505A JP3995857B2 (en) 2000-02-09 2000-02-09 Lens drive device for disc player
JP2000032505 2000-02-09

Publications (2)

Publication Number Publication Date
DE60122953D1 true DE60122953D1 (en) 2006-10-26
DE60122953T2 DE60122953T2 (en) 2007-06-06

Family

ID=18557098

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60122953T Expired - Lifetime DE60122953T2 (en) 2000-02-09 2001-02-07 Lens drive device for a turntable
DE60137735T Expired - Lifetime DE60137735D1 (en) 2000-02-09 2001-02-07 Lens drive device for a turntable

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60137735T Expired - Lifetime DE60137735D1 (en) 2000-02-09 2001-02-07 Lens drive device for a turntable

Country Status (4)

Country Link
US (1) US6594223B2 (en)
EP (2) EP1720160B1 (en)
JP (1) JP3995857B2 (en)
DE (2) DE60122953T2 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3669248B2 (en) * 2000-05-01 2005-07-06 ソニー株式会社 Optical pickup device and optical disk device
KR100866788B1 (en) * 2002-02-20 2008-11-04 삼성전자주식회사 An optical pick-up actuator, optical pick-up and optical recording and/or reproducing apparatus employing the same
DE10162041A1 (en) * 2001-12-17 2003-06-26 Thomson Brandt Gmbh Adaptive optical scanning device for recording/reproducing information on/from recording media adapts automatically to the curvature of a curved recording medium in order to improve operation.
KR100498443B1 (en) 2002-01-08 2005-07-01 삼성전자주식회사 Actuator used for optical pickup
WO2004029945A1 (en) * 2002-09-25 2004-04-08 Koninklijke Philips Electronics N.V. Objective lens actuator with improved resonance frequency
KR100486267B1 (en) * 2002-10-02 2005-05-03 삼성전자주식회사 An optical pickup actuator and an optical disk drive using the same
KR100522594B1 (en) * 2002-10-25 2005-10-24 삼성전자주식회사 Compatible optical pickup and optical recording/reproducing apparatus employing the same
KR100486279B1 (en) * 2002-11-13 2005-04-29 삼성전자주식회사 An optical pickup actuator and an optical disk drive using the same
WO2004053561A1 (en) * 2002-12-11 2004-06-24 Olympus Corporation Supporting device for optical element, and method and apparatus for producing the device
JP2004280958A (en) * 2003-03-17 2004-10-07 Sony Corp Lens drive device, optical head device, and optical disk drive device
JP4537126B2 (en) * 2004-06-16 2010-09-01 株式会社日立メディアエレクトロニクス Objective lens driving device and optical disk device
TWI322424B (en) * 2005-12-27 2010-03-21 Ind Tech Res Inst Objective lens deiving apparatus
JP2008021346A (en) 2006-07-11 2008-01-31 Canon Inc Optical pickup and optical disk device
JP2008122594A (en) * 2006-11-10 2008-05-29 Konica Minolta Opto Inc Lens driving device
KR100850544B1 (en) * 2006-12-13 2008-08-05 삼성전기주식회사 Actuator for mobile device
CN109637562A (en) * 2018-12-15 2019-04-16 黄河水利职业技术学院 A kind of computer hard disc shockproof device
JP2021131483A (en) * 2020-02-20 2021-09-09 株式会社日立エルジーデータストレージ Light source module

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61289541A (en) * 1985-06-17 1986-12-19 Fujitsu Ltd Optical head actuator
US5488603A (en) * 1993-06-21 1996-01-30 Matsushita Electric Industrial Co., Ltd. Optical information recording reproducing apparatus with first and second electrokinetic transducers at respective distances
JPH0750023A (en) * 1993-08-04 1995-02-21 Matsushita Electric Ind Co Ltd Objective-lens driving device
US5715231A (en) * 1993-09-14 1998-02-03 Kabushiki Kaisha Toshiba Objective lens driving apparatus and optical head driving apparatus
JPH09219031A (en) * 1996-02-14 1997-08-19 Matsushita Electric Ind Co Ltd Objective lens driving device
JPH1166583A (en) * 1997-08-08 1999-03-09 Fujitsu Ten Ltd Optical pickup
JPH11203698A (en) * 1998-01-16 1999-07-30 Sharp Corp Optical pickup
JP2000242944A (en) * 1999-02-22 2000-09-08 Sharp Corp Pickup device for optical disk

Also Published As

Publication number Publication date
US20010019519A1 (en) 2001-09-06
EP1720160B1 (en) 2009-02-18
JP2001229554A (en) 2001-08-24
EP1128364A3 (en) 2002-10-16
EP1128364B1 (en) 2006-09-13
EP1720160A2 (en) 2006-11-08
EP1128364A2 (en) 2001-08-29
DE60137735D1 (en) 2009-04-02
EP1720160A3 (en) 2007-02-14
DE60122953T2 (en) 2007-06-06
US6594223B2 (en) 2003-07-15
JP3995857B2 (en) 2007-10-24

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition